Home / 266,784,844.20-400,177,266.30-85,032,022.20

Finding the Fourth Proportional to 266,784,844.20, 400,177,266.30 and 85,032,022.20

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Solution

The fourth proportional to 266,784,844.20, 400,177,266.30 and 85,032,022.20 is: 127,548,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,784,844.20 : 400,177,266.30 = 85,032,022.20 : x
  2. Step 2: Convert to fraction form
    266,784,844.20/400,177,266.30 = 85,032,022.20/x
  3. Step 3: Cross multiply
    266,784,844.20x = 400,177,266.30 × 85,032,022.20
  4. Step 4: Simplify right side
    266,784,844.20x = 34,027,882,191,956,916
  5. Step 5: Solve for x
    x = 34,027,882,191,956,916/266,784,844.20
  6. Step 6: Final answer
    x = 127,548,033.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.